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| using System;
using System.Diagnostics;
using System.IO;
using System.Xml.Linq;
namespace SHSH.Log.Net
{
public static class ShLog
{
static bool _InitialLoad = false;
static string _ApplicationBase = AppDomain.CurrentDomain.SetupInformation.ApplicationBase;
static string _LogFolder = null;
static string _LogFilePath = null;
static string _LogType = null;
static string _LogShNetXml = Path.Combine(_ApplicationBase, ConstantName.LOG_CONFIG_FILE_NAME);
static bool _LogEnable = true;
static LogLevel _LogLevel = LogLevel.INFO;
static string _Environment = null;
static bool _DayNew = true;
static int _MaxLine = 2000;
static bool _LineHotLoading = true;
static int _CurrentLine = -1;
static long _MaxSize = 8388608;
static void LoadConfiguration()
{
try
{
XDocument xml = XDocument.Load(_LogShNetXml);
string enable = xml.Root.Element(ConstantName.LOG_NODE_ENABLE).Value;
_LogEnable = bool.Parse(enable);
if (!_LogEnable)
return;
_Environment = xml.Root.Element(ConstantName.LOG_NODE_ENVIRONMENT).Value;
XElement confEnvEle = xml.Root.Element(ConstantName.LOG_NODE_CONFIG).Element(_Environment);
_LogFolder = confEnvEle.Element(ConstantName.LOG_NODE_LOGFOLDER).Value;
_LogType = confEnvEle.Element(ConstantName.LOG_NODE_LOGTYPE).Value.ToUpper();
_LogLevel = (LogLevel)Enum.Parse(typeof(LogLevel), confEnvEle.Element(ConstantName.LOG_NODE_LEVEL).Value.ToUpper());
XElement newFileEle = confEnvEle.Element(ConstantName.LOG_NODE_NEWFILE);
_DayNew = bool.Parse(newFileEle.Element(ConstantName.LOG_NODE_DAYNEW).Value);
_MaxLine = int.Parse(newFileEle.Element(ConstantName.LOG_NODE_MAXLINE).Value);
_LineHotLoading = bool.Parse(newFileEle.Element(ConstantName.LOG_NODE_LINEHOTLOADING).Value);
_MaxSize = long.Parse(newFileEle.Element(ConstantName.LOG_NODE_MAXSIZE).Value);
}
catch (Exception ex)
{
Warn(ex);
}
finally
{
_InitialLoad = true;
}
}
public static void Info(string message)
{
if (!_InitialLoad)
LoadConfiguration();
StackTrace st = new StackTrace(1, true);
int sourceLineNumber = st.GetFrame(0).GetFileLineNumber();
string sourceFilePath = st.GetFrame(0).GetFileName();
string memberName = st.GetFrame(0).GetMethod().Name;
string level = System.Reflection.MethodBase.GetCurrentMethod().Name.ToUpper();
traceLog(level, sourceFilePath, memberName, sourceLineNumber, message);
printLog(level, sourceFilePath, memberName, sourceLineNumber, message);
}
public static void Info(Exception exception)
{
if (!_InitialLoad)
LoadConfiguration();
string level = System.Reflection.MethodBase.GetCurrentMethod().Name.ToUpper();
traceLog(level, exception);
printLog(level, exception);
}
public static void Debug(string message)
{
if (!_InitialLoad)
LoadConfiguration();
StackTrace st = new StackTrace(1, true);
int sourceLineNumber = st.GetFrame(0).GetFileLineNumber();
string sourceFilePath = st.GetFrame(0).GetFileName();
string memberName = st.GetFrame(0).GetMethod().Name;
string level = System.Reflection.MethodBase.GetCurrentMethod().Name.ToUpper();
traceLog(level, sourceFilePath, memberName, sourceLineNumber, message);
printLog(level, sourceFilePath, memberName, sourceLineNumber, message);
}
public static void Debug(Exception exception)
{
if (!_InitialLoad)
LoadConfiguration();
string level = System.Reflection.MethodBase.GetCurrentMethod().Name.ToUpper();
traceLog(level, exception);
printLog(level, exception);
}
public static void Warn(string message)
{
if (!_InitialLoad)
LoadConfiguration();
StackTrace st = new StackTrace(1, true);
int sourceLineNumber = st.GetFrame(0).GetFileLineNumber();
string sourceFilePath = st.GetFrame(0).GetFileName();
string memberName = st.GetFrame(0).GetMethod().Name;
string level = System.Reflection.MethodBase.GetCurrentMethod().Name.ToUpper();
traceLog(level, sourceFilePath, memberName, sourceLineNumber, message);
printLog(level, sourceFilePath, memberName, sourceLineNumber, message);
}
public static void Warn(Exception exception)
{
if (!_InitialLoad)
LoadConfiguration();
string level = System.Reflection.MethodBase.GetCurrentMethod().Name.ToUpper();
traceLog(level, exception);
printLog(level, exception);
}
public static void Error(string message)
{
if (!_InitialLoad)
LoadConfiguration();
StackTrace st = new StackTrace(1, true);
int sourceLineNumber = st.GetFrame(0).GetFileLineNumber();
string sourceFilePath = st.GetFrame(0).GetFileName();
string memberName = st.GetFrame(0).GetMethod().Name;
string level = System.Reflection.MethodBase.GetCurrentMethod().Name.ToUpper();
traceLog(level, sourceFilePath, memberName, sourceLineNumber, message);
printLog(level, sourceFilePath, memberName, sourceLineNumber, message);
}
public static void Error(Exception exception)
{
if (!_InitialLoad)
LoadConfiguration();
string level = System.Reflection.MethodBase.GetCurrentMethod().Name.ToUpper();
traceLog(level, exception);
printLog(level, exception);
}
#region 私有成员
static void printLog(string level, Exception exception)
{
if (!_LogEnable)
return;
if (_LogFilePath == null)
getLogFilePath();
if (!checkLevel(level))
return;
string log = getLogText(level, exception);
using (StreamWriter streamWriter = new StreamWriter(_LogFilePath, true))
{
string[] logArr = log.Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < logArr.Length; i++)
{
streamWriter.WriteLine(logArr[i]);
_CurrentLine++;
}
}
if (_LineHotLoading)
_CurrentLine = getCurrentLine(_LogFilePath);
if (_CurrentLine >= _MaxLine)
getLogFilePath();
}
static void printLog(string level, string sourceFilePath, string memberName, int sourceLineNumber, string message)
{
if (!_LogEnable)
return;
if (_LogFilePath == null)
getLogFilePath();
if (!checkLevel(level))
return;
string log = getLogText(level, sourceFilePath, memberName, sourceLineNumber, message);
using (StreamWriter streamWriter = new StreamWriter(_LogFilePath, true))
{
streamWriter.WriteLine(log);
_CurrentLine++;
}
if (_CurrentLine >= _MaxLine)
getLogFilePath();
FileInfo fi = new FileInfo(_LogFilePath);
long length = fi.Length;
if (length >= _MaxSize)
getLogFilePath();
}
static int getCurrentLine(string logFilePath)
{
int lines = 0;
using (var sr = new StreamReader(logFilePath))
{
var ls = "";
while ((ls = sr.ReadLine()) != null)
{
lines++;
}
}
return lines;
}
static void getLogFilePath()
{
string path = getLogFoler();
string dateStr = getDateStr();
string extension = getExtension();
int idx = 0;
string idxStr = null;
string logFilePath = null;
for (idx = 0; ; idx++)
{
idxStr = idx.ToString().PadLeft(4, '0');
logFilePath = $"{path}\\{dateStr}{idxStr}.{extension}";
if (!File.Exists(logFilePath))
{
if (idx == 0)
{
FileStream fileStream1 = File.Create(logFilePath);
fileStream1.Close();
break;
}
else
{
idx--;
idxStr = idx.ToString().PadLeft(4, '0');
logFilePath = $"{path}\\{dateStr}{idxStr}.{extension}";
break;
}
}
}
bool lineBool = checkLine(logFilePath);
bool sizeBool = checkFileSize(logFilePath);
if (!lineBool || !sizeBool)
{
++idx;
idxStr = idx.ToString().PadLeft(4, '0');
logFilePath = $"{path}\\{dateStr}{idxStr}.{extension}";
}
_LogFilePath = logFilePath;
if (File.Exists(logFilePath))
return;
FileStream fileStream = File.Create(logFilePath);
fileStream.Close();
}
static bool checkFileSize(string logFilePath)
{
FileInfo fi = new FileInfo(logFilePath);
long length = fi.Length;
if (length >= _MaxSize)
return false;
else
return true;
}
static bool checkLine(string logFilePath)
{
_CurrentLine = getCurrentLine(logFilePath);
if (_CurrentLine >= _MaxLine)
return false;
else
return true;
}
static string getDateStr()
{
if (_DayNew)
return DateTime.Now.ToString("yyyy-MM-dd-");
return "";
}
static string getExtension()
{
if (_LogType.Equals("HTML", StringComparison.OrdinalIgnoreCase))
return "html";
else if (_LogType.Equals("TXT", StringComparison.OrdinalIgnoreCase))
return "txt";
else
return "log";
}
static string getLogFoler()
{
string path = null;
if (_LogFolder == null || _LogFolder.ToUpper() == "DEFAULT")
path = Path.Combine(_ApplicationBase, "ShLogNet");
else
path = _LogFolder;
if (!Directory.Exists(path))
Directory.CreateDirectory(path);
return path;
}
static void traceLog(string level, string sourceFilePath, string memberName, int sourceLineNumber, string message)
{
if (!checkLevel(level))
return;
string log = getLog(level, sourceFilePath, memberName, sourceLineNumber, message);
Trace.WriteLine(log);
}
static void traceLog(string level, Exception exception)
{
if (!checkLevel(level))
return;
string log = getLog(level, exception);
Trace.WriteLine(log);
}
static bool checkLevel(string level)
{
LogLevel logLevel = (LogLevel)Enum.Parse(typeof(LogLevel), level);
if (logLevel < _LogLevel)
return false;
else
return true;
}
static string getLog(string Level, Exception exception)
{
string date = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
Level = Level.PadRight(7, ' ');
string headStr = $"{date} - [ {Level} ] ";
string headEStr = "".PadRight(headStr.Length - 3, ' ');
string log = headStr + exception.GetType().FullName + ": " + exception.Message + "\r\n" + headEStr +
exception.StackTrace.Replace("\r\n", "\r\n" + headEStr);
return log;
}
static string getLog(string Level, string sourceFilePath, string memberName, int sourceLineNumber, string message)
{
while (Level.Length < 7)
Level += " ";
string log = $"{DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss")} - [ {Level} ] {Path.GetFileName(sourceFilePath)}" +
$".{memberName}() [ Line:{sourceLineNumber} ] : {message}";
return log;
}
static string getLogText(string Level, Exception exception)
{
string date = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
string log = null;
if (_LogType.Equals("html", StringComparison.OrdinalIgnoreCase))
{
string location = exception.StackTrace.Replace("\r\n", "<BR>");
string color = getColor(Level.ToUpper());
string exceptStr = exception.GetType().FullName;
log = $"<HR COLOR={color} SIZE=3>日志时间：{date} <BR>日志级别：{Level.ToUpper()}" +
$" <BR>日志信息：{exceptStr}: {exception.Message} <BR>位置信息：<BR>{location}<HR Size=2>";
}
else
{
switch (Enum.Parse(typeof(LogLevel), Level))
{
case LogLevel.INFO:
Level = Level.PadRight(12, ' ');
break;
case LogLevel.DEBUG:
Level = Level.PadRight(10, ' ');
break;
case LogLevel.ERROR:
Level = Level.PadRight(11, ' ');
break;
}
string headStr = $"{date} - [ {Level} ] ";
string headEStr = "".PadRight(56, ' ');
log = headStr + exception.GetType().FullName + ": " + exception.Message + "\r\n" + headEStr +
exception.StackTrace.Replace("\r\n", "\r\n" + headEStr);
}
return log;
}
static string getLogText(string Level, string sourceFilePath, string memberName, int sourceLineNumber, string message)
{
string log = null;
string date = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
if (_LogType.Equals("html", StringComparison.OrdinalIgnoreCase))
{
string color = getColor(Level.ToUpper());
string levelUpper = Level.ToUpper();
string file = Path.GetFileNameWithoutExtension(sourceFilePath);
log = $"<HR COLOR={color} SIZE=3>日志时间：{date} <BR>日志级别：{levelUpper}" +
$" <BR>日志信息：{message} <BR>位置信息：<BR>在 {file}.{memberName}() 位置 " +
$"{sourceFilePath} 行号：{sourceLineNumber}<HR Size=2>";
}
else
{
switch (Enum.Parse(typeof(LogLevel), Level))
{
case LogLevel.INFO:
Level = Level.PadRight(12, ' ');
break;
case LogLevel.DEBUG:
Level = Level.PadRight(10, ' ');
break;
case LogLevel.ERROR:
Level = Level.PadRight(11, ' ');
break;
}
log = $"{date} - [ {Level} ] {Path.GetFileName(sourceFilePath)}" +
$".{memberName}() [ Line:{sourceLineNumber} ] : {message}";
}
return log;
}
static string getColor(string level)
{
switch (level)
{
case "INFO":
return "Green";
case "DEBUG":
return "Blue";
case "WARN":
return "Orange";
case "ERROR":
return "Red";
}
return "Black";
}
enum LogLevel : int
{
INFO = 0,
DEBUG = 1,
WARN = 2,
ERROR = 3
}
class ConstantName
{
public static string LOG_CONFIG_FILE_NAME = "ShLogNetConfig.xml";
public static string LOG_NODE_ENABLE = "EnableLog";
public static string LOG_NODE_ENVIRONMENT = "Environment";
public static string LOG_NODE_CONFIG = "Config";
public static string LOG_NODE_LOGFOLDER = "LogFolder";
public static string LOG_NODE_LOGTYPE = "LogType";
public static string LOG_NODE_LEVEL = "Level";
public static string LOG_NODE_NEWFILE = "NewFile";
public static string LOG_NODE_DAYNEW = "DayNew";
public static string LOG_NODE_MAXLINE = "MaxLine";
public static string LOG_NODE_MAXSIZE = "MaxSize";
public static string LOG_NODE_LINEHOTLOADING = "LineHotLoading";
}
#endregion 私有
}
}
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